[COMPLIANCE] Add Copyright and License Headers (#2657)

Co-authored-by: Alex <alex-ju@users.noreply.github.com>

Author: hashicorp-copywrite[bot]

packages/components/src/components/hds/code-editor/description.hbs

@@ -1,3 +1,8 @@
+{{!
+  Copyright (c) HashiCorp, Inc.
+  SPDX-License-Identifier: MPL-2.0
+}}
+
 <Hds::Text::Body class="hds-code-editor__description" @tag="p" @size="100" ...attributes>
   {{yield}}
 </Hds::Text::Body>

packages/components/src/components/hds/code-editor/full-screen-button.hbs

@@ -1,3 +1,8 @@
+{{!
+  Copyright (c) HashiCorp, Inc.
+  SPDX-License-Identifier: MPL-2.0
+}}
+
 <Hds::Button
   class={{this.className}}
   aria-pressed={{@isFullScreen}}

packages/components/src/components/hds/code-editor/title.hbs

@@ -1,3 +1,8 @@
+{{!
+  Copyright (c) HashiCorp, Inc.
+  SPDX-License-Identifier: MPL-2.0
+}}
+
 <Hds::Text::Body
   id={{this._id}}
   class="hds-code-editor__title"

packages/components/src/modifiers/hds-code-editor/highlight-styles/hds-dark-highlight-style.ts

@@ -1,3 +1,8 @@
+/**
+ * Copyright (c) HashiCorp, Inc.
+ * SPDX-License-Identifier: MPL-2.0
+ */
+
 import { tags } from '@lezer/highlight';
 import { HighlightStyle } from '@codemirror/language';
 import {

packages/components/src/modifiers/hds-code-editor/palettes/hds-dark-palette.ts

@@ -1,3 +1,8 @@
+/**
+ * Copyright (c) HashiCorp, Inc.
+ * SPDX-License-Identifier: MPL-2.0
+ */
+
 export const HDS_CODE_BLOCK_WHITE = '#efeff1';
 export const HDS_CODE_BLOCK_BLUE = '#2d8eff';
 export const HDS_CODE_BLOCK_GREEN = '#86ff13';

showcase/tests/integration/modifiers/hds-code-editor-test.js

@@ -1,3 +1,8 @@
+/**
+ * Copyright (c) HashiCorp, Inc.
+ * SPDX-License-Identifier: MPL-2.0
+ */
+
 import { module, test } from 'qunit';
 import { setupRenderingTest } from 'ember-qunit';
 import {